1 # Checking the output filenames. -*- Autotest -*-
2 # Copyright (C) 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
4 # This program is free software: you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation, either version 3 of the License, or
7 # (at your option) any later version.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program. If not, see <http://www.gnu.org/licenses/>.
17 AT_BANNER([[C++ Features.]])
24 # AT_CHECK_VARIANTS([DIRECTIVES])
25 # -------------------------------
26 # Check the support of variants in C++, with the additional DIRECTIVES.
27 m4_define([AT_CHECK_VARIANTS],
28 [AT_SETUP([Variants $1])
30 # Store strings and integers in a list of strings.
31 AT_DATA_GRAMMAR([list.yy],
37 ]m4_bpatsubst([$1], [\\n], [
40 %code requires // code for the .hh file
44 typedef std::list<std::string> strings_type;
47 %code // code for the .cc file
55 #if defined USE_LEX_SYMBOL
56 yy::parser::symbol_type yylex ();
58 yy::parser::token_type yylex (yy::parser::semantic_type* yylval,
59 yy::parser::location_type* yylloc);
62 // Printing a list of strings (for %printer).
63 // Koening look up will look into std, since that's an std::list.
67 operator<<(std::ostream& o, const strings_type& s)
69 std::copy(s.begin(), s.end(),
70 std::ostream_iterator<strings_type::value_type>(o, "\n"));
75 // Conversion to string.
79 string_cast (const T& t)
87 %token <std::string> TEXT;
91 %type <std::string> item;
92 // Using the template type to exercize its parsing.
93 // Starting with :: to ensure we don't output "<::" which starts by the
94 // digraph for the left square bracket.
95 %type <::std::list<std::string>> list result;
97 %printer { debug_stream() << $][$; }
98 <int> <::std::string> <::std::list<::std::string>>;
102 list { std::cout << $][1; }
106 /* nothing */ { /* Generates an empty string list */ }
107 | list item { std::swap($][$,$][1); $$.push_back($][2); }
111 TEXT { std::swap($][$,$][1); }
112 | NUMBER { $][$ = string_cast($][1); }
118 #if defined USE_LEX_SYMBOL
119 yy::parser::symbol_type yylex()
121 yy::parser::token_type yylex(yy::parser::semantic_type* yylval,
122 yy::parser::location_type* yylloc)
125 typedef yy::parser::token token;
126 typedef yy::parser::location_type location_type;
127 static int stage = -1;
129 if (stage == STAGE_MAX)
131 #if defined USE_LEX_SYMBOL
132 return yy::parser::make_END_OF_FILE (location_type ());
134 *yylloc = location_type ();
135 return token::END_OF_FILE;
140 #if defined USE_LEX_SYMBOL
141 return yy::parser::make_NUMBER (stage, location_type ());
143 # if defined ONE_STAGE_BUILD
144 yylval->build(stage);
146 yylval->build<int>() = stage;
148 *yylloc = location_type ();
149 return token::NUMBER;
154 #if defined USE_LEX_SYMBOL
155 return yy::parser::make_TEXT (string_cast (stage), location_type ());
157 # if defined ONE_STAGE_BUILD
158 yylval->build (string_cast (stage));
160 yylval->build<std::string>() = string_cast (stage);
162 *yylloc = location_type ();
170 yy::parser::error(const yy::parser::location_type&,
171 const std::string& message)
173 std::cerr << message << std::endl;
180 p.set_debug_level(!!getenv("YYDEBUG"));
185 AT_BISON_CHECK([-o list.cc list.yy])
186 AT_COMPILE_CXX([list])
187 AT_CHECK([./list], 0,
198 AT_CHECK_VARIANTS([])
199 AT_CHECK_VARIANTS([%define assert])
200 AT_CHECK_VARIANTS([[%define assert %code {\n#define ONE_STAGE_BUILD\n}]])
201 AT_CHECK_VARIANTS([[%define assert %define lex_symbol %code {\n#define USE_LEX_SYMBOL\n}]])
202 AT_CHECK_VARIANTS([[%define assert %define lex_symbol %code {\n#define USE_LEX_SYMBOL\n} %define token.prefix "TOK_"]])
205 ## ----------------------- ##
206 ## Doxygen Documentation. ##
207 ## ----------------------- ##
209 m4_define([AT_CHECK_DOXYGEN],
211 [Public], [m4_pushdef([AT_DOXYGEN_PRIVATE], [NO])],
212 [Private], [m4_pushdef([AT_DOXYGEN_PRIVATE], [YES])],
213 [m4_fatal([invalid argument: $1])])
214 AT_SETUP([Doxygen $1 Documentation])
217 [[%skeleton "lalr1.cc"
224 yy::parser::error (const location& l, const std::string& m)
226 std::cerr << l << s << std::endl;
230 AT_BISON_CHECK([-o input.cc input.yy], 0)
233 [# The PROJECT_NAME tag is a single word (or a sequence of words
234 # surrounded by quotes) that should identify the project.
235 PROJECT_NAME = "Bison C++ Parser"
237 # The QUIET tag can be used to turn on/off the messages that are
238 # generated by doxygen. Possible values are YES and NO. If left blank
242 # The WARNINGS tag can be used to turn on/off the warning messages
243 # that are generated by doxygen. Possible values are YES and NO. If
244 # left blank NO is used.
246 # If WARN_IF_UNDOCUMENTED is set to YES, then doxygen will generate
247 # warnings for undocumented members. If EXTRACT_ALL is set to YES then
248 # this flag will automatically be disabled.
249 WARN_IF_UNDOCUMENTED = YES
250 # If WARN_IF_DOC_ERROR is set to YES, doxygen will generate warnings
251 # for potential errors in the documentation, such as not documenting
252 # some parameters in a documented function, or documenting parameters
253 # that don't exist or using markup commands wrongly.
254 WARN_IF_DOC_ERROR = YES
255 # The WARN_FORMAT tag determines the format of the warning messages
256 # that doxygen can produce. The string should contain the $file,
257 # $line, and $text tags, which will be replaced by the file and line
258 # number from which the warning originated and the warning text.
259 WARN_FORMAT = "$file:$line: $text"
261 # If the EXTRACT_ALL tag is set to YES doxygen will assume all
262 # entities in documentation are documented, even if no documentation
263 # was available. Private class members and static file members will
264 # be hidden unless the EXTRACT_PRIVATE and EXTRACT_STATIC tags are set
268 # If the EXTRACT_PRIVATE tag is set to YES all private members of a
269 # class will be included in the documentation.
270 EXTRACT_PRIVATE = AT_DOXYGEN_PRIVATE
272 # If the EXTRACT_STATIC tag is set to YES all static members of a file
273 # will be included in the documentation.
274 EXTRACT_STATIC = AT_DOXYGEN_PRIVATE
277 AT_CHECK([doxygen --version || exit 77], 0, ignore)
278 AT_CHECK([doxygen], 0, [], [ignore])
282 m4_popdef([AT_DOXYGEN_PRIVATE])
285 AT_CHECK_DOXYGEN([Public])
286 AT_CHECK_DOXYGEN([Private])
295 # AT_CHECK_NAMESPACE(NAMESPACE-DECL, [COMPILE-ERROR])
296 # ---------------------------------------------------
297 # See if Bison can handle %define namespace "NAMESPACE-DECL". If COMPILE-ERROR
298 # is specified, then Bison should accept the input, but compilation will fail,
299 # so don't check compilation.
300 m4_define([AT_CHECK_NAMESPACE],
303 AT_DATA_GRAMMAR([[input.y]],
306 %define namespace "]$1["
308 %define global_tokens_and_yystype
312 // YYSTYPE contains a namespace reference.
313 int yylex (YYSTYPE *lval, const ]$1[::parser::location_type*) {
326 ]$1[::parser::error (const ]$1[::parser::location_type &loc,
327 const std::string &msg)
329 std::cerr << "At " << loc << ": " << msg << std::endl;
340 AT_BISON_CHECK([[-o input.cc input.y]])
343 [AT_COMPILE_CXX([[input]], [[input.cc]])
344 AT_PARSER_CHECK([[./input]])])
348 AT_SETUP([[Relative namespace references]])
349 AT_CHECK_NAMESPACE([[foo]])
350 AT_CHECK_NAMESPACE([[foo::bar]])
351 AT_CHECK_NAMESPACE([[foo::bar::baz]])
354 AT_SETUP([[Absolute namespace references]])
355 AT_CHECK_NAMESPACE([[::foo]])
356 AT_CHECK_NAMESPACE([[::foo::bar]])
357 AT_CHECK_NAMESPACE([[::foo::bar::baz]])
358 AT_CHECK_NAMESPACE([[ ::foo]])
359 AT_CHECK_NAMESPACE([[ ::foo::bar]])
360 AT_CHECK_NAMESPACE([[ ::foo::bar::baz]])
363 AT_SETUP([[Syntactically invalid namespace references]])
364 AT_CHECK_NAMESPACE([[:foo:bar]], [[-]])
365 AT_CHECK_NAMESPACE([[foo: :bar]], [[-]])
366 # This one is interesting because `[3]' is encoded as `@<:@3@:>@', which
367 # contains single occurrences of `:'.
368 AT_CHECK_NAMESPACE([[foo[3]::bar::baz]], [[-]])
369 AT_CHECK_NAMESPACE([[foo::bar,baz]], [[-]])
370 AT_CHECK_NAMESPACE([[foo::bar::(baz /* Pacify Emacs ) */]], [[-]])